KARAK, Oct 7: Three persons were killed and one was seriously injured when two rival groups clashed in Takht-i-Nusrati on Tuesday.

Police said that the two groups exchanged fire over an old enmity which resulted in murder of Gul Piao Khan and Nawaz Khan from one side and Gul Wali Khan from the other group. The injured man was identified as Irfan. He was shifted to Karak District Headquarters Hospital.

Takht-i-Nasrati police station registered cross FIRs against eight accused from both the groups.